Abstract: In accordance with the present invention, there is provided a class of pyridine compounds which are modulators of acetylcholine receptors. The compounds of the invention displace acetylcholine receptor ligands from their binding sites.
Type:
Grant
Filed:
December 22, 1998
Date of Patent:
February 27, 2001
Assignee:
Merck & Co., Inc.
Inventors:
Nicholas D. Cosford, Jean-Michel Vernier
Abstract: para-Aminomethylaryl carboxamides of Formula I are antagonists of VLA-4 and/or &agr;4&bgr;7, and as such are useful in the inhibition or prevention of cell adhesion and cell-adhesion mediated pathologies. These compounds may be formulated into pharmaceutical compositions and are suitable for use in the treatment of asthma, allergies, inflammation, multiple sclerosis, and other inflammatory and autoimmune disorders.
Type:
Grant
Filed:
November 13, 1998
Date of Patent:
February 20, 2001
Assignee:
Merck & Co., Inc.
Inventors:
Stephen E. DeLaszlo, William K. Hagmann
Abstract: Three classes of indole and indoline derivatives are disclosed as ligands selective for the 5-HT6 receptors, and hence of value in the treatment or prevention of CNS disorders, including Alzheimer's disease, Parkinson's disease, schizophrenia, depression and anxiety. A particular class, 1-substituted-4-(&ohgr;-N,N-dialkyl-aminoalkyl)indoles, are claimed as novel compounds.
Type:
Grant
Filed:
September 9, 1999
Date of Patent:
February 13, 2001
Assignee:
Merck Sharp & Dohme Ltd.
Inventors:
Jose Luis Castro Pineiro, George Mc Allister, Michael Geoffrey Neil Russel
Abstract: The invention encompasses the novel compound of Formula I useful in the treatment of diseases, including asthma, by raising the level of cyclic adenosine-3′,5′-monophosphate (cAMP) through the inhibition of phosphodiesterase IV (PDE 4).
The invention also encompasses pharmaceutical compositions and methods for treatment.
Type:
Grant
Filed:
March 14, 2000
Date of Patent:
January 30, 2001
Assignee:
Merck Frosst Canada & Co.
Inventors:
Richard Frenette, Richard Friesen, Mario Girard, Yves Girard, Cedrickx Godbout, Daaniel Guay, Pierre Hamel, Helene Perrier
Abstract: This invention relates to methods and compositions for treating pain and nociception in a patient by administering a combination of a morpholine or thiomorpholine tachykinin antagonist and an opioid analgesic.
Abstract: Pyrazolo[4,3-c]pyridazin-3-one analogues, represented by
are selective ligands for GABAA receptors, in particular having high affinity for the &agr;2 and/or &agr;3 subunit thereof, are useful in the treatment of anxiety and convulsions.
Abstract: The present invention is concerned with a novel process for the preparation of N-benzyl-3-(4-fluorophenyl)-1,4-oxazin-2-one of the formula:
This compound is useful as an intermediate in the synthesis of compounds which possess pharmacological activity, in particular, as substance P (neurokinin-1) receptor antagonists.
Abstract: The invention encompasses the novel class of compounds represented by formula I which are inhibitors of the PTP-1B enzyme.
The invention also encompasses pharmaceutical compositions and methods of treating or preventing PTP-1B mediated diseases.
Type:
Grant
Filed:
September 17, 1999
Date of Patent:
January 16, 2001
Assignee:
Merck Frosst Canada & Co.
Inventors:
Zhaoyin Wang, Claude Dufresne, Yves Leblanc, Chun Sing Li, Jacques Y. Gauthier, Cheuk K. Lau, Michel Therien, Patrick Roy
Abstract: A class of substituted or 7,8-ring fused 1,2,4-triazolo[4,3-b]pyridazine derivatives, possessing an optionally substituted cycloalkyl, phenyl or heteroaryl substituent at the 3-position and a substituted alkoxy moiety at the 6-position, are selective ligands for GABAA receptors, in particular having high affinity for the &agr;2 and/or &agr;3 subunit thereof, and are accordingly of benefit in the treatment and/or prevention of psychotic disorders including schizophrenia.
Type:
Grant
Filed:
November 12, 1998
Date of Patent:
January 16, 2001
Assignee:
Merck Sharp & Dohme Ltd.
Inventors:
Jose Luis Castro Pineiro, Ruth McKernan, Paul John Whiting
Abstract: Long-acting injectable formulations are formed from a) a therapeutic agent selected from insecticides, acaricides, parasiticides, growth enhancers or oil-soluble NSAIDs, b) hydrogenated castor oil, and c) a hydrophobic carrier comprising i) triacetin, benzyl benzoate, ethyl oleate, or a combination thereof, and ii) acylated monoglycerides, propyl dicaprylates/dicaprates, caprylic/capric acid triglycerides or a combination thereof.
Abstract: The present invention is directed to substituted spiro-azacyclic derivatives of the formula (I):
(wherein R1, R2, R3, R4, R5, R6, R9, R10, X, Y, p and q are defined herein) which are tachykinin antagonists and are useful, for example, in the treatment or prevention of pain, inflammation, migraine, emesis and postherpetic neuralgia.
Type:
Grant
Filed:
October 22, 1999
Date of Patent:
January 9, 2001
Assignee:
Merck Sharp & Dohme Ltd.
Inventors:
Neil Roy Curtis, Jason Matthew Elliott, Gregory John Hollingworth, Philip Stephen Jackson, Janusz Jozef Kulagowski, Eileen Mary Seward, Christopher John Swain, Brian John Williams
Abstract: The invention encompasses the novel compound of Formula I useful in the treatment of cyclooxygenase-2 mediated diseases.
The invention also encompasses certain pharmaceutical compositions for treatment of cyclooxygenase-2 mediated diseases comprising compounds of Formula I.
Type:
Grant
Filed:
October 21, 1999
Date of Patent:
January 2, 2001
Assignee:
Merck Frosst Canada & Co.
Inventors:
Michel Belley, Jacques Yves Gauthier, Erich Grimm, Yves LeBlanc, Chun-Sing Li, Michel Therien, Cameron Black, Petpiboon Prasit, Cheuk-Kun Lau, Patrick Roy
Abstract: The present invention is directed to pyrrolidine and piperidine compounds of the formula I: ##STR1## (wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4a, R.sup.4b, R.sup.4c, R.sup.4d, R.sup.4e, R.sup.4f, R.sup.4g, R.sup.4h, m, n, x and y are defined herein) which are useful as modulators of chemokine receptor activity. In particular, these compounds are useful as modulators of the chemokine receptors CCR-1, CCR-2, CCR-2A, CCR-2B, CCR-3, CCR-4, CCR-5, CXCR-3, and/or CXCR-4.
Type:
Grant
Filed:
August 27, 1998
Date of Patent:
December 26, 2000
Assignee:
Merck & Co., Inc.
Inventors:
Richard J. Budhu, Edward Holson, Jeffrey J. Hale, Christopher Lynch, Malcolm Maccoss, Scott C. Berk, Sander G. Mills, Christopher A. Willoughby
Abstract: The present invention relates to the use of an NK-1 receptor antagonist and a selective serotonin reuptake inhibitor for the treatment or prevention of obesity.
Abstract: The instant invention is concerned with aryl and heteroaryl acetic acid and oxyacetic acid compounds, which are useful antidiabetic compounds. Compositions and methods for the use of the compounds in the treatment of diabetes and related diseases and for lowering triglyceride levels are also disclosed.
Type:
Grant
Filed:
June 22, 1999
Date of Patent:
December 12, 2000
Assignee:
Merck & Co., Inc.
Inventors:
Alan Adams, Derek Von Langen, Hiroo Koyama, Richard Tolman
Abstract: The present invention provides the use of an orally active, long acting, CNS-penetrant NK-1 antagonist for the manufacture of a medicament for oral administration for the treatment or prevention of movement disorders, methods of treatment using such a NK-1 receptor antagonist and pharmaceutical compositions comprising it.
Abstract: The present invention provides a compound of formula (I) or a pharmaceutically acceptable salt thereof: ##STR1## wherein A, B, R2, R3 and q are as defined in the disclosure, pharmaceutical compositions containing them; methods for their production; their use in therapy and methods of treatment of disease states where cognition enhancement is required, such as Alzheimer's disease.
Type:
Grant
Filed:
April 22, 1999
Date of Patent:
December 5, 2000
Assignee:
Merck Sharpe & Dohme Limited
Inventors:
Helen Jane Bryant, Mark Stuart Chambers, Sarah Christine Hobbs
Abstract: The present invention provides compounds of formula (I) or pharmaceutically acceptable salts thereof: ##STR1## where A is C.sub.1-6 alkyl, C.sub.2-6 alkenyl, C.sub.2-6 alkynyl, C.sub.3-6 cycloalkyl, arylC.sub.1-6 alkyl, aryl, S(O),R.sup.1, OR.sup.1 or NR.sup.1 R.sup.6 ;R.sup.1 is hydrogen; C.sub.1-6 alkyl, C.sub.2-6 alkenyl, C.sub.2-6 alkynyl, C.sub.3-6 cycloalkyl or C.sub.3-6 cycloalkenyl each of which is optionally substituted by amino, C.sub.1-6 alkylamino, di(C.sub.1-6 alkyl)amino, C.sub.1-6 alkoxy, C.sub.1-6 alkylaminocarbonyl, one, two or three hydroxy groups, one, two or three halogen atoms or a four, five or six-membered saturated heterocyclic ring containing a nitrogen atom and optionally either an oxygen atom or a further nitrogen atom which ring is optionally substituted by C.sub.1-4 alkyl on the further nitrogen atom; aryl, arylC.sub.1-6 alkyl, arylC.sub.2-6 alkenyl or arylC.sub.2-6 alkynyl optionally substituted on the aryl ring by halogen, nitro, cyano, C.sub.
Type:
Grant
Filed:
April 22, 1999
Date of Patent:
December 5, 2000
Assignee:
Merck Sharp & Dohme Limited
Inventors:
Howard Barff Broughton, Mark Stuart Chambers
Abstract: Compounds having formula I, or pharmaceutically acceptable salts or prodrugs thereof: ##STR1## are selective agonists of the 5-HT.sub.1D.alpha. receptor and are useful in the treatment of migraine and associated conditions.
Type:
Grant
Filed:
July 21, 1998
Date of Patent:
November 21, 2000
Assignee:
Merck Sharp & Dohme Ltd.
Inventors:
Jose Luis Castro Pineiro, Michael Geoffrey Russell